Oli Rosenbladt – Head Coach
Oli Rosenbladt assumed the Junior Rowing Head Coach position at DBMS in August of 2017. He has been involved with rowing since 1985 as an athlete, coach and administrator. As an athlete, he spent three years in the Varsity Lightweight 8+ at Rutgers University and captained the team during his senior season. Between 1992 and 2000, Rosenbladt participated in national and international regattas, including racing at the U.S. Olympic trials in 1996 and 2000. Rosenbladt has successfully coached at the scholastic, club, and the collegiate level, and has coached both competitive and recreational sweep rowers and scullers.
Prior to DBMS, Rosenbladt served as the Head Coach and Director of Rowing at Thayer Academy (2016-2017), The Bolles School in Jacksonville, Florida (2010-2015), and as the Head Coach of Girls Crew at Deerfield Academy in Deerfield, Massachusetts from 2001-2010. Over the years his athletes have been invited to participate in the U.S. Junior National Team camps and the Canada Games, and matriculated into numerous collegiate rowing programs including Brown, Penn, Harvard, Yale, Princeton, Michigan, Bates, and the US Naval Academy, and have been members of multiple NCAA championship teams and crews.
Rosenbladt also founded the Jacksonville Youth Rowing Club high performance camp. In 2011, Rosenbladt coached the JYRC Boys Junior A Pair to a national title at the USRowing Club National Championships.

Betsy Davenport – Girls Varsity Head Coach

Betsy has been rowing and competing at DBMS for eleven years and began coaching adult rowers here 4 years ago. She assumed the Girls Varsity Head Coach position in August of 2017.

Prior to DBMS, Betsy started rowing as a teenager and went on to attend Connecticut College where she competed on Varsity for 4 years. Her highlights at Conn. College include a silver medal at Head of The Charles and a bronze at Dad Vails her senior year.

Beyond college, Betsy rowed in Europe at Henley, Lucerne, the Dutch Nationals and Canadian Henley. Her coaching career began at Clark University where she spent 5 years, three of which she was head coach. She lead one of her novice crews to win silver at Dad Vails.
In addition to coaching, Betsy taught high school Biology and coached high school track and field for 5 years in Watertown, MA. She is a mother of three boys and loves to sail with her family.

Chuck Hewitt

Chuck Hewitt – Boys Varsity Assistant Coach

Chuck is a Volunteer Coach working with Oli and the boys varsity rowers.

Chuck started rowing freshman year at Harvard in the fall of 1967.
He rowed in the first freshmen heavyweight boat which finished second at the Eastern Sprints (the 1968 Harvard varsity represented the United States in Mexico City).

In 1969, won the Championship eight event at the Head of the Charles

In 1970 and 1971 member of the Lightweight varsity undefeated Eastern Sprints champions both years.

In 1970, set the Sprints course record and won by 9.5 seconds
and won the Lightweight four at the Head of the Charles.

More on Chuck Hewitt


Tuffer Dow – Girls Varsity Assistant Coach


Chris Lee – Boys Novice Coach

Since joining the DBMS rowing staff in 2008, Chris has coached adults, middle school students and the novice boys team.  Chris’s coaching philosophy is to instill in his athletes the importance of physical fitness, teamwork and enjoyment of sport.  Highlights of Chris’s coaching career include a silver medal finish for the boys novice eight at the 2009 state championships and the gold medal for the boys novice eight at the 2012 Textile River Regatta.  Chis is a full time parent and lives in Duxbury with his wife Patty and their two boys, Aiden and William.

Amanda Doolin

Amanda Doolin – Girls Novice Coach

Amanda Doolin grew up in Duxbury and rowed at DBMS for 3 seasons on the team before getting recruited to UMass Amherst. She had four years of D1 rowing there in the V8+, V4+, 1x, 2x, 4x. She received two A-10 Conference 2nd All Team Awards before graduating with a degree in public health in 2012. During her summers at UMass she coached at DBMS, Northampton, and raced for All-American Rowing Camp in the 1x and 2x. After graduating she was an assistant coach at UMass Amherst for a year before moving back to Duxbury to assist in coaching the varsity boys. Amanda also works with the boys novice and the 8th grade program.